#03152F#03152F

#03152F is a very dark, muted blue. Relative luminance 0.008; OKLCH L 19.8% C 0.058 H 256.5°. Best body text is #FFFFFF at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#03152F
RGB	rgb(3, 21, 47)
HSL	hsl(215, 88%, 10%)
HSV	hsv(215, 94%, 18%)
CMYK	cmyk(93.6%, 55.3%, 0%, 81.6%)
CIE-LAB	lab(6.87, 3.91, -19.55)
CIE-LCH	lch(6.87, 19.93, 281.32°)
OKLab	oklab(19.78% -0.0136 -0.0564)
OKLCH	oklch(19.78% 0.058 256.5)
XYZ	xyz(0.8186, 0.7608, 2.7925)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03152F #2F1D03

analogous

#032B2F #03152F #07032F

triadic

#03152F #2F0315 #152F03

tetradic

#03152F #2F032B #2F1D03 #032F07

square

#03152F #2F032B #2F1D03 #032F07

split-complementary

#03152F #2F0703 #2B2F03

monochromatic

#020D1D #020D1D #03152F #072F69 #0A48A2

Accessibility & contrast

On white

18.23

#03152F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#03152F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03152F

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03152F	#FFFFFF	#000000	##FFFFFF
##03152F	1.00	18.23	1.15	18.23
#FFFFFF	18.23	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#071730

Deuteranopia (green-blind)

#01132E

Tritanopia (blue-blind)

#001B1F

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #03152f;
/* rgb */ color: rgb(3, 21, 47);
/* oklch */ color: oklch(19.8% 0.058 256.5);

Tailwind

colors: {
  custom: {
    50: '#4a5167',
    500: '#03152f',
    950: '#000000',
  },
}

SCSS

$custom: #03152f;
$custom-light: #4a5167;
$custom-dark: #000000;

JSON

{
  "hex": "#03152f",
  "rgb": {
    "r": 3,
    "g": 21,
    "b": 47
  },
  "hsl": {
    "h": 215.455,
    "s": 88,
    "l": 9.804
  },
  "oklch": {
    "l": 0.19784,
    "c": 0.05801,
    "h": 256.5
  },
  "luminance": 0.00761
}

Semantic roles & 50–950 ramp

primary

#03152F

secondary

#734F1B

accent

#A72AFE

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #03152F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →